Engine oil additive
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10-03-2017, 11:31 AM
Excellent Auto Mechanic for over 40 years.
Join Date: Nov 23 2009
Originally Posted by
Just wondering if people are routinely using an additive.
I usually use oil that has ZDDP already in it like Rotella T 15W-40.
John Pizzi - Squarebirds Administrator
Thunderbird Registry #36223
Last edited by jopizz : 10-03-2017 at
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